How to change the sleep timer on your Windows 10 computer to save power and prevent screen burn-in

To set the sleep timer on Windows 10, you'll need to find and open your computer's "Power & Sleep" menu.
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How to Fix the "There Are Currently No Power Options Available" Error in Windows 10 & 11

In most cases, modifying Group Policy settings or editing the Registry should restore access to the missing power options. Running the built-in Power troubleshooter ...